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常用的标准薄膜电容器术语
1
、电容器元件（或元件）
/Capacitor
element
（
or
element
）
由被电介质隔开的两极构成的部件。
A device consisting essentially of two
electrodes separated by a
dielectric. <
/p>
2
、电容器单元（或单元）
/Capac
itor unit
（
or
unit
）
由一个或多个电容器元件
组装于同一外壳中并有引出端子的组装体。
Assembly
of one or more capacitor elements in the same
container with
terminals brought out.
3
、电容器组
capacitor
bank
电气上连接在一起的两个或多个电容器单元的组装体。
Number of capacitor units connected so
as to act together.
4
、电容器
capacitor
在不需要表明其是元件、单元或电容器组时的一个通用名词。
General term used when
it is
not
necessary to state
whether reference is
made to
an element, a unit or capacitor bank.
5
、电容器设备
capacitor
equipment
电容器单元和用来连接到网络上的附件的组合体。
Assembly
of
capacitor
units
and
their
accessories
intended
for
connection
in
power electronic equipment.
6
、电力电子电容器
power
electronic capacitor
用于电力电子设
备中并能在非正弦波电流和电压下连续运行的电力电容器。
Power capacitor intended to be used in
power electronic equipment and
capable
of operating continuously under sinusoidal and
non-sinusoidal
current and voltage.
7
、金属箔电容器（非自愈型）
metal-foil capacitor
（
non
self-healing
）
电极通
常是由被电介质隔开的金属箔组成的电容器。
在电介质被击穿后，
电容器
不能自行恢复绝缘性能。
Capacitor
in
which
the
electrodes
usually
consist
of
metal
foils
separated
by a dielectric. In the event of a
breakdown of the dielectric, the
capacitor dose not restore itself.
8
、
自愈式金属化电介质电容器
self-healing
metalized
dielectric
capacitor
电极为金属化层
（通常以蒸发形成）的电容器。在电介质被击穿后，电容器能自
行恢复绝缘性能。
Capacitor
of
which
at
least
one
electrode
consists
of
a
metallic
deposit
on
the
dielectric.
In
the
event
of
local
breakdown
of
the
dielectric,
the
electric properties of the capacitor
are rapidly and essentially
self-
restored.
9
、交流电容器
A.C. capacitor
主要为在交流电压下运行而设计的电容器。
Capacitor essentially designed for
operation with alternating voltage.
注：<
/p>
交流电容器可用于高达额定值的直流电压下，
但需经购买方与电容
器制造厂
协商确定。
NOTE:AC
capacitors may be used with e up to the rated
voltage
only when authorized by the
capacitor manufacturer.
10
、直流电容器
D.C.
capacitor
主要为在直流电压下运行而设计的电容器。
Capacitor essentially designed for
operation with direct voltage.
注：直流电容器可
用于交流电压下，但需经购买方与电容器制造厂协商确定。
NOTE:DC capacitors may be used with a
specified e only where
authorized by
the capacitor manufacturer.
11
、模型电容器
model
capacitor
模拟完整单元或元件的，
在电气试验中，
电、
热和机械状况的严酷度均不降低的
较小单元。
Unit
which
simulates
a
complete
unit
or
element
in
an
electrical
test, without
reducing the severity of the electrical, thermal
or
mechanical conditions.
注：
应考虑各应力的总和，例如温度、机械状况和电应力的总和。
Note : The combined sum of stresses
should always be considered, for
instance the sum of temperature and
mechanical conditions as well as
electrical stresses
.
12
、内部（元件）熔丝
inter
nal
（
element
）
fuse
一种组装在电容器内部的，
当发生击穿时能将一只元件或一组元件隔离开来的器
件。
< br>
Fuse connected inside a capacitor
unit, in series with an element or a
group of elements.
13
、过压力隔离器
overpressure disconnector
一种为在内部压力异常增大时开断电流通路而设计的隔离器件。
Disconnecting device inside a
capacitor, designed to interrupt the
current path in case of abnormal
increase of internal overpressure.
14
、内部放电器件
internal discharge device
一种
组装在电容器内部并与单元端子连接的，
当电容器从电源脱开之后能将剩余
电压有效地降低到零的器件。
A device
which may be incorporated in a capacitor, capable
of reducing
the
voltage
between
the
terminals
practically
to
zero,
within
a
given
time,
after the capacitor has been
disconnected from a network.
15
< br>、额定交流电压（
U
NAC
）<
/p>
rated a.c.
voltage(U
NAC
)
设计电容器时所采用的反复型波形的任一极性的最高运行峰值周期电压。
Maximum
operating
peak
recurrent
voltage
of
either
polarity
of
a
reversing
type waveform for
which the capacitor has been designed.
注：
Note
1
波形可能有多种形状，其例见
GB/T 17702.1-19
99
附录
A
。
The
waveform
can
have
many
es
are
given
in
GB/T
17702.1-1999
Annex A.
2
波形的平均值可能是正值或负值。
The mean value of the waveform may be
positive or negative.
3
重要的是要注意到额定交流电压不是均方根值。
It is important to note that the e is
not an r.m.s. value.
16
、额定直流
电压（
U
NDC
）
rated d.c. voltage
（
U
NDC
）
设计电容器时
所采用的非反复型波形的任一极性的可连续运行的最高运行峰值
电压。
< br>Maximum operating peak voltage of either polarity but of a
non-reversing type
waveform, for which the capacitor has been
designed,for continuous operation.
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